Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of #15257 |
| automorphism | Aut(G) order 65536 |
| homology | Abelianization (H1) = C24 · Schur multiplier (H2) = C24×C4 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, commutator, Frattini, socle, cosocle | C24 | C24 |
| prime radical | C23×D4 | C22 |
| LCS | G ▷ C24 ▷ C1 | |
| UCS | C1 ◁ C24 ◁ G | |
| LECS | G ▷ C24 ▷ C1 | |
913 conjugacy classes of subgroups.
| minimal degree | μ(G) = 24 |
| transitive degree | μt(G) = 128 |
A minimal faithful permutation representation — 4 generators on 24 points:
(2,4)(6,8)(9,10)(11,13)(12,15)(14,16)(18,19)(20,24);(10,11)(12,16)(17,18,21,19)(20,23,24,22);(5,6)(7,8)(9,11,13,10)(12,15,16,14)(17,19,21,18)(20,23,24,22);(1,2)(3,4)(5,6)(7,8)(9,12)(10,14)(11,15)(13,16)(17,20,21,24)(18,22,19,23)Polycyclic presentation:
2^8|b^2=eg,c^2=e,d^2=eg,b^a=be,c^a=cf,d^a=dh,c^b=cg,d^b=de58 conjugacy classes — view the full character table.
| maximal subgroup of | C2×#15939, #609766, #609767, … |
| maximal normal subgroup of | C2×#15939, #609766, #609767, … |
| maximal quotient of | #154725, #154803, #154817, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 8927);